Discovering Science. Vol.8 

 - USA:  Childcraft,  1989. 
 - vol.8; 153p.;  col.ill.;  25 cm. 
<br/><br/><label>ISBN: </label>716660032 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Encyclopeadia<br/>Nature
<br/><br/><label>Dewey Class. No.: </label>030  / DIS